1 files changed, 9 insertions, 7 deletions
diff --git a/sigmodr/models/GroupModel.cpp b/sigmodr/models/GroupModel.cpp
index dc3ca9b4..a03d5e49 100644
--- a/sigmodr/models/GroupModel.cpp
+++ b/sigmodr/models/GroupModel.cpp
@@ -22,7 +22,8 @@
 #include "BaseObjectModel.h"
 
 Sigmodr::GroupModel::GroupModel(BaseModel* parent, Sigmod::Object* object, const QString& name) :
-        BaseModel(parent, object, name)
+        BaseModel(parent, object, name),
+        Grouping()
 {
 }
 
@@ -65,14 +66,15 @@ Qt::DropActions Sigmodr::GroupModel::supportedDropActions() const
     return Qt::CopyAction | Qt::MoveAction;
 }
 
-int Sigmodr::GroupModel::findChild(const BaseModel* model) const
+void Sigmodr::GroupModel::addChild(BaseModel* model)
 {
-    return m_objects.indexOf(const_cast<BaseObjectModel*>(qobject_cast<const BaseObjectModel*>(model)));
+    connect(model, SIGNAL(rowChanged(int)), this, SLOT(childRowChanged(int)));
+    connect(model, SIGNAL(rowsChanged(QList<int>)), this, SLOT(childRowsChanged(QList<int>)));
+    m_objects.append(model);
+    emit(rowChanged(m_objects.size() - 1));
 }
 
-void Sigmodr::GroupModel::clearData()
+int Sigmodr::GroupModel::findChild(BaseModel* model) const
 {
-    foreach (BaseObjectModel* model, m_objects)
-        delete model;
-    m_objects.clear();
+    return find(model);
 }